package com.ruoyi.project.common;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import java.io.File;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.file.FileUploadUtils;
import com.ruoyi.common.utils.file.FileUtils;
import com.ruoyi.common.utils.qiniu.QiNiuUploadUtil;
import com.ruoyi.framework.config.RuoYiConfig;
import com.ruoyi.framework.config.ServerConfig;
import com.ruoyi.framework.web.domain.AjaxResult;
import com.ruoyi.project.AppBeanInjector;

/**
 * 通用请求处理
 * 
 * @author ruoyi
 */
@Controller
public class CommonController
{
    private static final Logger log = LoggerFactory.getLogger(CommonController.class);


    /**
     * 通用下载请求
     * 
     * @param fileName 文件名称
     * @param delete 是否删除
     */
    @GetMapping("common/download")
    public void fileDownload(String fileName, Boolean delete, HttpServletResponse response, HttpServletRequest request)
    {
        try
        {
            if (!FileUtils.isValidFilename(fileName))
            {
                throw new Exception(StringUtils.format("文件名称({})非法，不允许下载。 ", fileName));
            }
            String realFileName = System.currentTimeMillis() + fileName.substring(fileName.indexOf("_") + 1);
            String filePath = RuoYiConfig.getDownloadPath() + fileName;

            response.setCharacterEncoding("utf-8");
            response.setContentType("multipart/form-data");
            response.setHeader("Content-Disposition",
                    "attachment;fileName=" + FileUtils.setFileDownloadHeader(request, realFileName));
            FileUtils.writeBytes(filePath, response.getOutputStream());
            if (delete)
            {
                FileUtils.deleteFile(filePath);
            }
        }
        catch (Exception e)
        {
            log.error("下载文件失败", e);
        }
    }

    /**
     * 通用上传请求
     */
    @PostMapping("/common/upload")
    @ResponseBody
    public AjaxResult uploadFile(MultipartFile file, @RequestParam(required = false) Integer type) throws Exception
    {
        try
        {


            String fileName = "";
            String url = "";
            String name = file.getOriginalFilename().split("\\.")[0];
            if(type!=null){
                // 上传文件路径
                String filePath = RuoYiConfig.getUploadPath();
                StringBuffer fileRealName = new StringBuffer();
                fileName = FileUploadUtils.upload(filePath, file,fileRealName);
                url = AppBeanInjector.serverConfig.getUrl()+fileName;
                String http= url.substring(0,5);
                if(!http.equals("https")){
                    url=url.replaceFirst("http","https");
                }
            }else{
                fileName = FileUploadUtils.extractFilename(file);
                // 上传并返回新文件名称
                AppBeanInjector.qiniuUploadUtil.upload(file.getBytes(),fileName);
                url = QiNiuUploadUtil.getBaseUrl() + fileName;

            }
            AjaxResult ajax = AjaxResult.success();
            ajax.put("name", name);
            ajax.put("fileName", fileName);
            ajax.put("url", url);
            ajax.put("realPath",url);


            // 上传文件路径
//            String filePath = RuoYiConfig.getUploadPath();
//            String fileName = FileUploadUtils.extractFilename(file);
//            // 上传并返回新文件名称
////            String fileName = FileUploadUtils.upload(filePath, file,fileRealName);
//            AppBeanInjector.qiniuUploadUtil.upload(file.getBytes(),fileName);
////            String realPath = filePath+ File.separator+fileRealName;
//            String url = QiNiuUploadUtil.getBaseUrl() + fileName;
//            AjaxResult ajax = AjaxResult.success();
//            ajax.put("fileName", fileName);
//            ajax.put("url", url);

            //文件上传成功以后生成upload_file数据
//            this.uploadFileService.insertUploadFile(new UploadFile(null,url,url,null));


            return ajax;
        }
        catch (Exception e)
        {
            return AjaxResult.error(e.getMessage());
        }
    }

    /**
     * 本地资源通用下载
     */
    @GetMapping("/common/download/resource")
    public void resourceDownload(String resource, HttpServletRequest request, HttpServletResponse response)
            throws Exception
    {
        // 本地资源路径
        String localPath = RuoYiConfig.getProfile();
        // 数据库资源地址
        String downloadPath = localPath + StringUtils.substringAfter(resource, Constants.RESOURCE_PREFIX);
        // 下载名称
        String downloadName = StringUtils.substringAfterLast(downloadPath, "/");
        response.setCharacterEncoding("utf-8");
        response.setContentType("multipart/form-data");
        response.setHeader("Content-Disposition",
                "attachment;fileName=" + FileUtils.setFileDownloadHeader(request, downloadName));
        FileUtils.writeBytes(downloadPath, response.getOutputStream());
    }
}
